HD6417706F133 Renesas Electronics America, HD6417706F133 Datasheet - Page 488

• Manufacturer Part Number: HD6417706F133
• Description: IC SUPERH MPU ROMLESS 176LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417706F133

• Core Processor: SH-3
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 103
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.75 V ~ 2.05 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 15 Smart Card Interface
The receive margin is found from the following equation:
For smart card mode:
Where: M
Using this equation, the receive margin when F
When D = 0.5 and F = 0:
Rev. 5.00 May 29, 2006 page 438 of 698
REJ09B0146-0500
Base clock
Receive data
(RxD)
Synchronization
sampling timing
Data sampling
timing
M = (0.5 –
N
D
L
F
M
Absolute value of clock frequency deviation
Frame length (L
Ratio of bit rate to clock (N 372)
Clock duty (D
(0.5 – 1/2
Receive margin (%)
Figure 15.8 Receive Data Sampling Timing in Smart Card Mode
0
2N
186 clock cycles
1
)
372)
– (L – 0.5)F –
372 clock cycles
Start
bit
0 to 1.0)
185
10)
100
49.866
D – 0.5
N
371 0
(1 + F)
0 and D
100%
0.5 is as follows:
D0
185
371 0
D1